🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.8

Radius: 8.6

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.68 AU - 0.98 AU

Year: 496 Days

Day: 5.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,514,948 km

• M1: 112,198 km (0.115 R)
• M2: 399,875 km (0.111 R)
• M3: 799,900 km (0.086 R)
• M4: 1,259,614 km (0.066 R)
• M5: 1,550,881 km (0.117 R)
• M6: 1,982,920 km (0.112 R)
• M7: 2,775,639 km (0.056 R)
• M8: 3,361,614 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.1

Radius: 12.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.26 AU - 1.46 AU

Year: 1040 Days

Day: 12.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,514,948 km

• M1: 150,495 km (0.115 R)
• M2: 555,158 km (0.076 R)
• M3: 1,125,574 km (0.114 R)
• M4: 1,557,763 km (0.091 R)
• M5: 2,064,301 km (0.106 R)
• M6: 3,181,199 km (0.06 R)
• M7: 3,604,710 km (0.12 R)
• M8: 4,664,910 km (0.075 R)
• M9: 5,250,137 km (0.096 R)
• M10: 7,082,113 km (0.066 R)
• M11: 8,167,445 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 10

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.72 AU - 3.08 AU

Year: 3240 Days

Day: 8.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,514,948 km

• M1: 124,615 km (0.108 R)
• M2: 656,884 km (0.08 R)
• M3: 1,129,763 km (0.08 R)
• M4: 2,416,903 km (0.049 R)
• M5: 3,412,178 km (0.105 R)
• M6: 6,077,114 km (0.103 R)
• M7: 7,116,670 km (0.099 R)
• M8: 7,895,327 km (0.114 R)
• M9: 8,305,524 km (0.062 R)
• M10: 8,983,951 km (0.091 R)
• M11: 9,737,475 km (0.099 R)
• M12: 10,289,790 km (0.108 R)
• M13: 11,630,486 km (0.096 R)
• M14: 12,162,157 km (0.049 R)
• M15: 12,802,735 km (0.113 R)
• M16: 13,131,402 km (0.091 R)
• M17: 14,301,407 km (0.059 R)
• M18: 15,592,586 km (0.108 R)
• M19: 15,967,628 km (0.108 R)
• M20: 18,884,936 km (0.087 R)
• M21: 20,693,275 km (0.09 R)
• M22: 21,408,502 km (0.099 R)
• M23: 21,805,535 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.7

Radius: 14.4

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.4 AU - 3.82 AU

Year: 3598 Days

Day: 14.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,514,948 km

• M1: 180,714 km (0.103 R)
• M2: 883,076 km (0.079 R)
• M3: 1,337,555 km (0.085 R)
• M4: 2,243,818 km (0.102 R)
• M5: 3,037,286 km (0.103 R)
• M6: 3,755,355 km (0.1 R)
• M7: 4,395,485 km (0.095 R)
• M8: 4,929,100 km (0.118 R)
• M9: 5,782,706 km (0.084 R)
• M10: 6,275,182 km (0.09 R)
• M11: 8,029,217 km (0.11 R)
• M12: 8,830,613 km (0.079 R)
• M13: 9,328,923 km (0.11 R)
• M14: 10,008,846 km (0.087 R)
• M15: 12,108,900 km (0.026 R)
• M16: 12,821,585 km (0.074 R)
• M17: 15,346,647 km (0.088 R)
• M18: 15,844,210 km (0.029 R)
• M19: 16,352,543 km (0.117 R)
• M20: 18,870,425 km (0.085 R)
• M21: 20,820,583 km (0.091 R)
• M22: 23,698,547 km (0.079 R)
• M23: 24,289,458 km (0.116 R)
• M24: 24,739,299 km (0.114 R)
• M25: 25,270,970 km (0.069 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 18,261 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit